Home / 468,301.86-646,257.33-253,442.10

Finding the Fourth Proportional to 468,301.86, 646,257.33 and 253,442.10

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Solution

The fourth proportional to 468,301.86, 646,257.33 and 253,442.10 is: 349,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,301.86 : 646,257.33 = 253,442.10 : x
  2. Step 2: Convert to fraction form
    468,301.86/646,257.33 = 253,442.10/x
  3. Step 3: Cross multiply
    468,301.86x = 646,257.33 × 253,442.10
  4. Step 4: Simplify right side
    468,301.86x = 163,788,814,855.59
  5. Step 5: Solve for x
    x = 163,788,814,855.59/468,301.86
  6. Step 6: Final answer
    x = 349,750.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.